500022730 has 8 divisors (see below), whose sum is σ = 900040932. Its totient is φ = 200009088.

The previous prime is 500022713. The next prime is 500022769. The reversal of 500022730 is 37220005.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 456634161 + 43388569 = 21369^2 + 6587^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 500022698 and 500022707.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25001127 + ... + 25001146.

Almost surely, 2^500022730 is an apocalyptic number.

500022730 is a deficient number, since it is larger than the sum of its proper divisors (400018202).

500022730 is a wasteful number, since it uses less digits than its factorization.

500022730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50002280.

The product of its (nonzero) digits is 420, while the sum is 19.

The square root of 500022730 is about 22361.1880274730. The cubic root of 500022730 is about 793.7125530105.

Adding to 500022730 its reverse (37220005), we get a palindrome (537242735).

It can be divided in two parts, 5000 and 22730, that added together give a triangular number (27730 = T₂₃₅).

The spelling of 500022730 in words is "five hundred million, twenty-two thousand, seven hundred thirty".